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Exhaust valve BK2Q-9D475-CD for Ford Transit, L536, T8, Yusheng, Classic, and New Transit

Exhaust valve BK2Q-9D475-CD for Ford Transit, L536, T8, Yusheng, Classic, and New Transit

BK2Q-9D475-CD
The wastegate valve (also known as the oil-gas separator or pressure control valve) is a critical component in a vehicle's engine and air conditioning system. It redirects crankcase exhaust gases into the intake manifold for secondary combustion in the cylinders. This reduces combustion temperatures, inhibits nitrogen oxide (NOx) formation, and reduces harmful emissions. It maintains pressure balance in the crankcase ventilation system, preventing excessive pressure from causing oil seal leakage or premature oil deterioration. A wastegate valve failure can result in: abnormal crankcase pressure, causing oil seal leakage or increased oil consumption, failure of the oil-gas separator, allowing oil to enter the combustion chamber and produce blue smoke, unstable engine idle, reduced power, or a fault light. Although small, the wastegate valve is crucial to engine operation, emissions control, and system efficiency, and requires regular inspection and maintenance.

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